描述
BENTLY 1900/65A是美国本特利内华达公司（Bently Nevada）推出的一款通用设备振动监测器，广泛应用于工业领域设备的实时状态监控与故障诊断。以下是其核心功能、技术参数及应用领域的综合分析：
一、产品概述
定位：专为通用机械设备设计的低成本、高可靠性振动监测解决方案，适用于发电、化工、钢铁、能源等行业的风机、压缩机、泵等设备。
特点：模块化设计，支持独立运行或集成至SCADA/DCS系统，提供振动、温度等多参数监测。
二、技术参数
输入通道
-振动/位置输入：4通道，支持2线/3线加速度计、速度传感器或电涡流位移传感器（如Bently 3300系列）。
-温度输入：4通道，兼容E、J、K、T型热电偶及2线/3线RTD。
输出接口
-继电器输出：6路可编程继电器，支持报警/危险状态逻辑配置。
-模拟输出：4路4-20mA记录仪输出，可自定义变量分配。
-缓冲输出：每个传感器通道提供专用信号输出，便于连接便携式仪器或外部设备。
通信协议
-支持Modbus网关，通过以太网或RS232/485接口与DCS、PLC等系统通信。
-集成Modbus寄存器映射功能，可定制数据传输内容。
三、核心功能
振动分析
-支持加速度、速度、位移等变量测量，可配置带通滤波器（0.5Hz-25kHz）及包络分析，识别轴承、齿轮等部件故障。
-滤波器类型包括OK滤波器（2.4kHz低通）、偏置滤波器（0.01Hz低通）等。
温度监测
-实时监控设备温度（-40℃至200℃），支持过温报警设置。
事件与报警
-记录200个事件日志，包含时间戳与变量状态，便于故障追溯。
-支持独立报警/危险阈值设定，可配置多级跳闸逻辑。
配置与维护
-通过PC软件远程组态，支持非易失性存储配置文件。
-可选触摸屏显示模块（167699-02），支持75米远距离安装，提供实时数据显示与简易配置功能。
125388-01H
BENTLY 1900/65A is a general equipment vibration monitor launched by Bently Nevada,USA,which is widely used in real-time status monitoring and fault diagnosis of industrial equipment.The following is a comprehensive analysis of its core functions,technical parameters and application areas:
I.Product Overview
Positioning:A low-cost,high-reliability vibration monitoring solution designed for general mechanical equipment,suitable for fans,compressors,pumps and other equipment in power generation,chemical,steel,energy and other industries.
Features:Modular design,supports independent operation or integration into SCADA/DCS system,and provides multi-parameter monitoring such as vibration and temperature.
II.Technical Parameters
Input Channels
-Vibration/position input:4 channels,supporting 2-wire/3-wire accelerometers,velocity sensors or eddy current displacement sensors(such as Bently 3300 series).
-Temperature input:4 channels,compatible with E,J,K,T-type thermocouples and 2-wire/3-wire RTD.
Output Interface
-Relay Output:6 programmable relays,supporting alarm/dangerous state logic configuration.
-Analog output:4-channel 4-20mA recorder output,customizable variable allocation.
-Buffered output:Each sensor channel provides a dedicated signal output for easy connection to portable instruments or external devices.
Communication protocol
-Support Modbus gateway,communicate with DCS,PLC and other systems through Ethernet or RS232/485 interface.
-Integrated Modbus register mapping function,customizable data transmission content.
III.Core functions
Vibration analysis
-Supports measurement of variables such as acceleration,velocity,displacement,etc.,configurable bandpass filter(0.5Hz-25kHz)and envelope analysis,and identification of component faults such as bearings and gears.
-Filter types include OK filter(2.4kHz low pass),offset filter(0.01Hz low pass),etc.
Temperature monitoring
-Real-time monitoring of device temperature(-40℃to 200℃),support over-temperature alarm setting.
Events and alarms
-Record 200 event logs,including timestamps and variable status,for easy fault tracing.
-Supports independent alarm/danger threshold settings and configurable multi-level trip logic.
Configuration and maintenance
-Remote configuration via PC software,supports non-volatile storage of configuration files.
-Optional touch screen display module(167699-02),supports 75m long-distance installation,provides real-time data display and simple configuration functions.
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